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Start Over You searched for: Year 1980 Remove constraint Year: 1980 Bounding Box -180 -89.81531 180 89.456192 Remove constraint Bounding Box: -180 -89.81531 180 89.456192

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341. Second-Degree Trend-Surface Map, Canton OH/Clarksburg WV

Maps The Ohio State University Public content
1980. Struble, Richard A. "Areal density of photo linears occurring within a 5000 meter square grid." Base map: USGS Cleveland, Ohio; Pa., U.S., Ont., Can. (4th ed. 1972 rev... Ohio. Division of Geological Survey.

342. Second-Degree Trend-Surface Map, Cleveland OH/Huntington WV

Maps The Ohio State University Public content
1980. Struble, Richard A. Base map: USGS Cleveland, Ohio; Pa., U.S., Ont., Can. (4th ed. 1972 rev.) "Areal density of photo linears occurring within a 5000 meter square grid... Ohio. Division of Geological Survey.

343. Second-Degree Trend-Surface Map, Columbus/Marion OH

Maps The Ohio State University Public content
1980. Struble, Richard A. Base map: USGS Cleveland, Ohio; Pa., U.S., Ont., Can. (4th ed. 1972 rev.) "Areal density of photo linears occurring within a 5000 meter square grid... Ohio. Division of Geological Survey.

344. Second-Degree Trend-Surface Map, Toledo OH

Maps The Ohio State University Public content
1980. Struble, Richard A. "Areal density of photo linears occurring within a 5000 meter square grid." Base map: USGS Cleveland, Ohio; Pa., U.S., Ont., Can. (4th ed. 1972 rev... Ohio. Division of Geological Survey.

346. Second-Degree-Surface Residual-Height Map, Columbus/Marion OH

Maps The Ohio State University Public content
1980. Struble, Richard A. Title assigned by cataloguer. prepared ... by Richard A. Struble and David A. Hodges. "Areal density of photo linears occurring within a 5000 meter... Ohio. Division of Geological Survey.

347. Second-Degree-Surface Residual-Height Map, Toledo OH

Maps The Ohio State University Public content
1980. Struble, Richard A. Title assigned by cataloguer. prepared ... by Richard A. Struble and David A. Hodges. "Areal density of photo linears occurring within a 5000 meter... Ohio. Division of Geological Survey.

350. Soil interpretive map of important farmlands, Etowah County, Alabama

Maps University Of Minnesota Public content
1980. United States. Soil Conservation Service. Shows land use.; "In cooperation with Alabama Agriculture and Engineering Experiment Stations and Tennessee Valley Authority utilizing Alabama Reso... USDA-SCS (Fort Worth, Tex.).